Z20.0
ICD-10Non-billable categoryContact w and exposure to intestinal infectious diseases
Official ICD-10-CM descriptor (FY2026)
Contact with and (suspected) exposure to intestinal infectious diseases
Z20.0 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
ICD-10-CM FY2026 defines 2 codes beneath Z20.0. See the ICD-10-CM index for what this site publishes.
Related codes in Z20
- Z20.1Contact with and (suspected) exposure to tuberculosis
- Z20.2Contact w and exposure to infect w a sexl mode of transmiss
- Z20.3Contact with and (suspected) exposure to rabies
- Z20.4Contact with and (suspected) exposure to rubella
- Z20.5Contact with and (suspected) exposure to viral hepatitis
- Z20.6Contact w and (suspected) exposure to human immunodef virus
- Z20.7Cntct w & expsr to pediculosis, acariasis & oth infestations
- Z20.8Contact w and exposure to oth communicable diseasescategory
- Z20.9Contact w and exposure to unsp communicable disease
Where this code sits
- Parent code
- Z20
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.